CN218837138U - An automatic grinding device for instrument joints - Google Patents

Abstract

The utility model relates to the technical field of instrument joints, and discloses an automatic grinding device for instrument joints, which includes a workbench and a grinding roller. The top of the turntable is provided with an instrument joint fixing cylinder, the side wall of the instrument joint fixing cylinder is provided with a magnetic positioning seat, the center of the top of the workbench is provided with a grinding roller, and the top of the workbench is provided with a dust cover outside the grinding roller. The bottom of the workbench is provided with a vacuum cover, and the bottom of the vacuum cover is provided with a negative pressure fan. The utility model rotates left and right through the electric turntable to realize the grinding of the burr at the end of the instrument joint. During the grinding process, the instrument joint is in a horizontal state , In addition, the negative pressure wind is generated by the negative pressure fan, and the negative pressure wind can absorb and remove the dust generated around the grinding roller under negative pressure, so as to ensure the cleanliness of the grinding environment and prevent dust from entering the inside of the instrument joint during the grinding process.

Description

An automatic grinding device for instrument joints

technical field

The utility model relates to the technical field of instrument joints, in particular to an automatic grinding device for instrument joints.

Background technique

With the continuous advancement of pressure calibration technology, the replacement of calibration equipment is becoming more and more frequent. In the existing technology, a fully automatic pressure calibration system has begun to be used. The fully automatic pressure calibration system is an automatic calibration system for pressure instruments. The entire calibration process only needs to be loaded and unloaded. To calibrate the pressure instrument, pressure module and set the pressure calibration range, other work is done automatically by the system.

When the pressure calibration system is used, it is necessary to use different instrument connectors for different equipment. For some cast iron instrument connectors, after the casting is completed, it is necessary to use a grinding device to grind the burrs at the nozzle.

After searching, the publication number is: Chinese invention patent application CN113732855A, which discloses a batch grinding device for processing flared pipe joints, including a support mechanism, a frame structure and a grinding mechanism. The screw is symmetrically arranged with a screw Slider, the top of the processing table is provided with card slots in an annular array, the top of the base is symmetrically provided with slide slots, and the front side of the base is provided with heat dissipation windows. The frame structure includes a fixed frame, a hydraulic cylinder, a fixed plate and Balls, and the bottom of the fixed frame is provided with balls, the front side of the fixed frame is connected with a hydraulic cylinder, and the hydraulic cylinder is arranged on the base, the fixed frame is connected with a dust removal mechanism, and the fixed frame is provided with a fixed plate. The batch grinding device for processing flared pipe joints is provided with a second motor, the second motor can drive the circular plate to rotate through the first connecting column, and the circular plate can drive multiple grinding wheels to rotate through the second connecting column. In this way, a plurality of grinding wheels can be used to perform batch grinding on workpieces, thereby facilitating the improvement of the processing efficiency of the device.

In the above technical solution, the joint is placed between the limit mechanisms, clamped by the limit mechanism, and the grinding head is located on the top of the joint, the joint needs to be placed vertically, and the joint is placed vertically, the dust generated during the grinding process is easy to directly Into the interior of the joint, it is difficult to suck out, and the dust removal effect cannot meet the requirements.

Utility model content

The purpose of this utility model is to provide an automatic grinding device for instrument joints to solve the problem that the joints are placed vertically in the above-mentioned background technology, and the dust generated during the grinding process is easy to directly enter into the joints, and it is difficult to suck them out, and the dust removal effect cannot meet the requirements. The problem.

In order to achieve the above purpose, the utility model provides the following technical solutions: an automatic grinding device for instrument joints, including a worktable and a grinding roller, a chute is provided on the top of the workbench, and an electric turntable is slidably connected to the chute. The top of the electric turntable is equipped with an instrument joint fixing cylinder, the side wall of the instrument joint fixing cylinder is provided with a magnetic positioning seat, the center of the top of the workbench is provided with a grinding roller, and the top of the workbench is located outside the grinding roller. A dust cover is provided at the bottom of the workbench, and a negative pressure fan is provided at the bottom of the dust collection cover.

Further, the side wall of the dust cover is provided with a grinding groove for the instrument joint to pass through, and the top of the dust cover is installed with a driving motor for driving the grinding roller to rotate.

Further, one end of the air outlet of the negative pressure fan is provided with a dust discharge pipe connected to a dust collection bag.

Further, an electro-hydraulic rod is provided at one end of the chute on the outer wall of the workbench, and one end of the piston rod of the electro-hydraulic rod is connected to the bottom of the electric turntable.

Further, there are four chutes, and the four chutes are evenly arranged in the circumferential direction inside the workbench.

Further, the electric turntable is driven by a servo motor, the instrument joint fixing cylinder is in the shape of a square tube, the magnetic positioning seat is in a hollow ring shape, and the side wall of the instrument joint fixing cylinder is located in the center of the magnetic positioning seat with a through hole. hole, and the magnetic positioning seat is connected with the flange surface of the instrument joint through magnetic force.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model realizes that when the instrument joint automatic grinding device is used, the instrument joint is adsorbed on the magnetic positioning seat through the set workbench, electric turntable and instrument joint fixing cylinder, so that the end to be polished faces the outside The electric turntable drives the instrument joint fixing cylinder to rotate, thereby driving the instrument joint to rotate, so that the instrument joint faces the grinding roller, and the electric hydraulic rod drives the electric turntable to move to the side of the grinding roller, so that the end surface of the instrument joint is in contact with the grinding roller. Rotate left and right through the electric turntable to achieve grinding of the burr at the end of the instrument joint. During the grinding process, the instrument joint is in a horizontal state. In addition, a negative pressure fan is used to generate negative pressure wind force, which can carry out negative pressure adsorption and dust removal on the dust generated around the grinding roller. , while ensuring the cleanliness of the grinding environment, it prevents dust from entering the inside of the instrument joint during the grinding process.

Description of drawings

Fig. 1 is a perspective view of an automatic polishing device for instrument joints of the present invention;

Fig. 2 is a schematic diagram of the connection structure of the dust collection cover of an instrument joint automatic grinding device of the present invention;

Fig. 3 is a front view of an automatic grinding device for instrument joints of the present invention;

Fig. 4 is a top view of an automatic grinding device for instrument joints of the present invention.

In the figure: 1-workbench; 2-electric turntable; 3-instrument joint fixing cylinder; 4-magnetic positioning seat; 5-dust cover; 6-electric hydraulic rod; 7-chute; 8-grinding roller; 9 - dust collection cover; 10 - negative pressure fan; 11 - dust exhaust pipe.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Please refer to Figure 1-Figure 4, the utility model provides a technical solution: an automatic grinding device for instrument joints, including a workbench 1 and a grinding roller 8, a chute 7 is opened on the top of the workbench 1, and the chute 7 is slidingly connected There is an electric turntable 2, the top of the electric turntable 2 is equipped with an instrument joint fixing cylinder 3, the side wall of the instrument joint fixing cylinder 3 is provided with a magnetic suction positioning seat 4, the center of the top of the workbench 1 is equipped with a grinding roller 8, and the top of the workbench 1 is located on the grinding roller 8 outside is provided with dust cover 5, and the bottom of workbench 1 is provided with dust cover 9, and the bottom of dust cover 9 is provided with negative pressure fan 10. The instrument joint is adsorbed on the magnetic positioning seat 4 through the magnetic suction positioning seat 4, so that the end to be polished faces the outside, and the electric turntable 2 drives the instrument joint fixing cylinder 3 to rotate, thereby driving the instrument joint to rotate, so that the instrument joint is facing the grinding roller 8. Drive the electric turntable 2 to move to the side of the grinding roller 8 through the electro-hydraulic rod 6, so that the end face of the instrument joint is in contact with the grinding roller 8, and rotate left and right through the electric turntable 2 to achieve grinding of the burrs at the end of the instrument joint.

The dust cover 5 side walls are provided with a grinding groove for the passage of the instrument joint, and the top of the dust cover 5 is equipped with a drive motor for driving the grinding roller 8 to rotate, and the end face of the instrument joint is polished by the drive motor driving the grinding roller 8 to rotate.

One end of the air outlet of the negative pressure fan 10 is provided with a dust discharge pipe 11 connected to a dust collection bag for collecting the grinding dust.

The outer wall of the workbench 1 is located at one end of the chute 7 and is equipped with an electro-hydraulic rod 6, and one end of the piston rod of the electro-hydraulic rod 6 is connected to the bottom of the electric turntable 2, and the electric turntable 2 is driven to slide in the chute 7 by the electro-hydraulic rod 6, which is convenient for grinding and feeding .

There are four chutes 7, and the four chutes 7 are evenly arranged in the circumferential direction inside the workbench 1, which is convenient for multiple groups of instrument joints to be polished at the same time.

The electric turntable 2 is driven by a servo motor, the instrument joint fixing cylinder 3 is in the shape of a square tube, and the magnetic positioning seat 4 is in a hollow ring shape. The side wall of the instrument joint fixing cylinder 3 is located in the center of the magnetic suction positioning seat 4. 4 Magnetically connected to the flange face of the instrument connector.

Working principle: when using the instrument joint automatic grinding device, the instrument joint is adsorbed on the magnetic suction positioning seat 4 through the magnetic suction positioning seat 4, so that the end to be polished faces the outside, and the instrument joint fixing cylinder 3 is driven by the electric turntable 2 to rotate, thereby Drive the instrument joint to rotate, so that the instrument joint faces the grinding roller 8, drive the electric turntable 2 to move to the side of the grinding roller 8 through the electro-hydraulic rod 6, make the end surface of the instrument joint contact with the grinding roller 8, and turn left and right through the electric turntable 2 , to achieve the grinding of the burrs at the end of the instrument joint. During the grinding process, the instrument joint is in a horizontal state. In addition, the negative pressure fan 10 generates negative pressure wind force, which can absorb and remove the dust generated around the grinding roller 8 under negative pressure to ensure the grinding environment. While being tidy, it prevents dust from entering the inside of the instrument joint during the grinding process.

Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Claims (6)

1. An automatic grinding device for instrument joints, comprising a workbench (1) and a grinding roller (8), characterized in that: the top of the workbench (1) is provided with a chute (7), and the chute (7) An electric turntable (2) is slidably connected to the top, and the top of the electric turntable (2) is provided with an instrument joint fixing cylinder (3), and the side wall of the instrument joint fixing cylinder (3) is provided with a magnetic positioning seat (4). A grinding roller (8) is provided at the center of the top of the workbench (1), the top of the workbench (1) is provided with a dust cover (5) outside the grinding roller (8), and the bottom of the workbench (1) is provided with a A dust suction hood (9), the bottom of the dust suction hood (9) is provided with a negative pressure fan (10). 2. An automatic grinding device for instrument joints according to claim 1, characterized in that: the side wall of the dust cover (5) is provided with a grinding groove for the instrument joints to pass through, and the top of the dust cover (5) A driving motor for driving the rotation of the grinding roller (8) is installed. 3. The automatic grinding device for instrument joints according to claim 1, characterized in that: one end of the air outlet of the negative pressure fan (10) is provided with a dust discharge pipe (11) connected to a dust collection bag. 4. An automatic grinding device for instrument joints according to claim 1, characterized in that: the outer wall of the workbench (1) is located at one end of the chute (7) and is provided with an electro-hydraulic rod (6), the electro-hydraulic rod (6) One end of the piston rod is connected to the bottom of the electric turntable (2). 5. An automatic grinding device for instrument joints according to claim 1, characterized in that there are four chutes (7), and the four chutes (7) form a circle inside the workbench (1). distributed evenly. 6. An automatic grinding device for instrument joints according to claim 1, characterized in that: the electric turntable (2) is driven by a servo motor, the instrument joint fixing cylinder (3) is in the shape of a square tube, and the magnetic attraction The positioning seat (4) is hollow and ring-shaped, and the side wall of the instrument joint fixing cylinder (3) is located in the center of the magnetic suction positioning seat (4) to open a through hole, and the magnetic suction positioning seat (4) is connected to the instrument joint by magnetic force Flange connection.

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